The age of a mineral

February 12, 2019 admin 1

The age of a mineral can be determined by:– Measuring the ratio of parent isotopes to daughter isotopes.– Calculating the amount of time by using […]

Mohs Hardness Scale

January 9, 2019 admin 1

The Mohs scale of mineral hardness is a qualitative ordinal scale that characterizes the scratch resistance of various minerals through the ability of a harder […]

Geodes form

December 21, 2018 admin 1

Geode partially filled with amethyst Geodes form in cavities in rocks, such as limestone and volcanic rocks. Slowly moving groundwater deposits dissolved mineral matter in […]

Common oil traps

December 14, 2018 admin 0

•Anticline. One of the simplest traps is an anticline, an uparched series of sedimentary strata (Figure 1A). As the strata are bent, the rising oil […]

Common silicate minerals

November 30, 2018 admin 1

Most silicate minerals form when molten rock cools and crystallizes. Cooling can occur at or near Earth’s surface (low temperature and pressure) or at great […]